... : Engine:Gasoline,Diesel,Electric Blade Size:12",14",16",18", 20" 300mm,350mm,400mm,450mm,500mm Concrete Saw Cutting Machine Features ... Option: CONSMAC have an extensive size optional from 12" to 20", with cutting depth from 1cm to 19cm. SC12: with 12 ... ( 400mm blade)SC18 : with 18" blade (450mm blade)SC20: with 20" blade( 500mm blade) Concrete Saw Cutting Machine Engine Option: Gasoline ...